Construction block



FIG. 1 is a front perspective view;

FIG. 2 is a front elevational view;

FIG. 3 is a back view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view of my invention. 

The ornamental design for the construction block, as shown and described. 